128892368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1873}}^1$

素因数の和:1932

約数の個数: 80

約数和(自身を含む): 301159296

約数和(自身を除く): 172266928

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 176, 184, 187, 253, 272, 368, 374, 391, 506, 748, 782, 1012, 1496, 1564, 1873, 2024, 2992, 3128, 3746, 4048, 4301, 6256, 7492, 8602, 14984, 17204, 20603, 29968, 31841, 34408, 41206, 43079, 63682, 68816, 82412, 86158, 127364, 164824, 172316, 254728, 329648, 344632, 350251, 473869, 509456, 689264, 700502, 732343, 947738, 1401004, 1464686, 1895476, 2802008, 2929372, 3790952, 5604016, 5858744, 7581904, 8055773, 11717488, 16111546, 32223092, 64446184, 128892368]

約数ペア:

[(1, 128892368), (2, 64446184), (4, 32223092), (8, 16111546), (11, 11717488), (16, 8055773), (17, 7581904), (22, 5858744), (23, 5604016), (34, 3790952), (44, 2929372), (46, 2802008), (68, 1895476), (88, 1464686), (92, 1401004), (136, 947738), (176, 732343), (184, 700502), (187, 689264), (253, 509456), (272, 473869), (368, 350251), (374, 344632), (391, 329648), (506, 254728), (748, 172316), (782, 164824), (1012, 127364), (1496, 86158), (1564, 82412), (1873, 68816), (2024, 63682), (2992, 43079), (3128, 41206), (3746, 34408), (4048, 31841), (4301, 29968), (6256, 20603), (7492, 17204), (8602, 14984)]